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43.99.41.173 has a threat confidence score of 56%. This IP address from Hong Kong (AS45102, Alibaba US Technology Co., Ltd.) has been observed in 30 honeypot sessions targeting HTTPS, HTTP, SSH, RTSP, SMTP and 2 other protocols. First observed on March 7, 2026, most recently active March 24, 2026.
Client sends RTSP OPTIONS requests to check supported methods and confirm that an RTSP service is exposed, then disconnects without attempting authentication or stream setup. This pattern is typically associated with automated reconnaissance or internet-wide scanning rather than active stream access.
Identifies HTTP requests targeting the web server root path ("/"), typically used for initial service discovery, host validation, or baseline content inspection prior to deeper enumeration.